It could refer to plants such as brassica, especially cabbage, kale, or rapeseed.
U.S. imports of rapeseed oil were 241,586 metric tons in 2001
U.S. rapeseed consumption reached 649 million pounds in 2000
U.S. imports of rapeseed oil were 241,586 metric tons in 2001
Global rapeseed production was 13.6 million metric tons in 1999-00
Global rapeseed production was 12.2 million metric tons in 2001-2002
Global rapeseed production was 13.1 million metric tons in 2000-01
Canola is rapeseed. The name Canola is a trademarked hybrid plant first grown in Canada. So Canola Oil is a specific kind of rapeseed oil.
U.S. rapeseed consumption reached 316 million pounds in the mid-1990s
prasad
KADUGU
In 2001 world production of rapeseed oil was 13.1 million metric tons